Sierra 1500 4WD V8-5.3L VIN Z Flex Fuel (2005)
20. Disconnect the fuel line at the tank.
21. Cap the fuel and EVAP lines in order to avoid possible system contamination.
22. Remove the fuel/EVAP bundle clip nuts.
23. Remove the fuel/EVAP bundle.
INSTALLATION PROCEDURE
1. Install the fuel/EVAP bundle.
NOTE: Refer to Fastener Notice in Service Precautions.
2. Install the fuel/EVAP bundle clip nuts.
Tighten the nuts to 12 N.m (106 lb in).
3. Remove the caps from the fuel and EVAP lines.
4. Connect the fuel line at the tank.
5. Install the EVAP canister.
6. Install the torsion bar bracket, if equipped with 4WD.
7. Install the EHCU (1).
8. Install the bolts (4) attaching the EHCU bracket to the frame (5).
Tighten the bolts to 25 N.m (18 lb ft).
9. Connect the brake lines to the BPMV.
Tighten the fittings to 25 N.m (18 lb ft).
